| Vendor | Spec | Unit | Price | Currency | Date |
| Jinan Aochen Chemical Co., Ltd. | China national standards | MT | 1243.75 | USD | 20251203 |
| Jinan Aochen Chemical Co., Ltd. | China national standards | MT | 989.34 | USD | 20251203 |
| Jinan Aochen Chemical Co., Ltd. | China national standards | MT | 918.68 | USD | 20251203 |
| Jinan Aochen Chemical Co., Ltd. | China national standards | MT | 961.08 | USD | 20251203 |
| Jinan Aochen Chemical Co., Ltd. | China national standards | MT | 1243.04 | USD | 20251202 |
| Jinan Aochen Chemical Co., Ltd. | China national standards | MT | 918.16 | USD | 20251202 |
| Jinan Aochen Chemical Co., Ltd. | China national standards | MT | 988.78 | USD | 20251202 |
| Jinan Aochen Chemical Co., Ltd. | China national standards | MT | 960.53 | USD | 20251202 |
| Jinan Aochen Chemical Co., Ltd. | China national standards | MT | 1243.66 | USD | 20251201 |
| Jinan Aochen Chemical Co., Ltd. | China national standards | MT | 989.27 | USD | 20251201 |